Well-designed clinical studies with study participants that reflect the racial and ethnic diversity of the US population are critical to our efforts to reduce inequities in health and health care. There are marked disparities in multiple outcomes within the field of obstetrics and gynecology. Non-Hispanic Black individuals are 3 times more likely to die in pregnancy or childbirth compared with non-Hispanic White individuals.¹ Hispanic patients have greater cervical cancer mortality compared with their non-Hispanic White counterparts.² While the rates of endometrial cancer are higher among White individuals, Black individuals have greater mortality. Disparate rates of infertility among individuals from racially marginalized communities have persisted.